Math, asked by onojamary097, 11 months ago

Prove that cos40=1-8sin^2titer+8sin^2titer

Answers

Answered by ajubhai58

0

i dont no the answers. %%'fgfgjgggghjjhfhjbvvhjvccchjjjjnjbb

onojamary097: Ok

ajubhai58: what

onojamary097: I was urgently waiting for an answer though

ajubhai58: which class answer is this

onojamary097: Year 1 maths 103

ajubhai58: ohhh i am just in class 10th

onojamary097: Oh alright

ajubhai58: so whats ur name

ajubhai58: hii

ajubhai58: u have not answer MY question

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